26125980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^2\times {\mathrm{97}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 75026448

約数和(自身を除く): 48900468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 97, 134, 194, 201, 268, 291, 335, 388, 402, 485, 582, 670, 804, 970, 1005, 1164, 1340, 1455, 1940, 2010, 2910, 4020, 4489, 5820, 6499, 8978, 12998, 13467, 17956, 19497, 22445, 25996, 26934, 32495, 38994, 44890, 53868, 64990, 67335, 77988, 89780, 97485, 129980, 134670, 194970, 269340, 389940, 435433, 870866, 1306299, 1741732, 2177165, 2612598, 4354330, 5225196, 6531495, 8708660, 13062990, 26125980]

約数ペア:

[(1, 26125980), (2, 13062990), (3, 8708660), (4, 6531495), (5, 5225196), (6, 4354330), (10, 2612598), (12, 2177165), (15, 1741732), (20, 1306299), (30, 870866), (60, 435433), (67, 389940), (97, 269340), (134, 194970), (194, 134670), (201, 129980), (268, 97485), (291, 89780), (335, 77988), (388, 67335), (402, 64990), (485, 53868), (582, 44890), (670, 38994), (804, 32495), (970, 26934), (1005, 25996), (1164, 22445), (1340, 19497), (1455, 17956), (1940, 13467), (2010, 12998), (2910, 8978), (4020, 6499), (4489, 5820)]